Dog tired and Run-down

Run-down and dog tired are semantically related. in exhausted topic. In some cases you can use "Run-down" instead an adjective phrase "Dog tired", when it comes to topics like tired, worn out, extremely tired.

Run-down adjective - Showing signs of advanced wear and tear and neglect.

Dog tired and run-down are semantically related. Sometimes you can replace phrase "Dog tired" with "Run-down", this phrases are similar.